21902454

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{57943}}^1$

素因数の和:57961

約数の個数: 32

約数和(自身を含む): 55626240

約数和(自身を除く): 33723786

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 57943, 115886, 173829, 347658, 405601, 521487, 811202, 1042974, 1216803, 1564461, 2433606, 3128922, 3650409, 7300818, 10951227, 21902454]

約数ペア:

[(1, 21902454), (2, 10951227), (3, 7300818), (6, 3650409), (7, 3128922), (9, 2433606), (14, 1564461), (18, 1216803), (21, 1042974), (27, 811202), (42, 521487), (54, 405601), (63, 347658), (126, 173829), (189, 115886), (378, 57943)]